package cn.good.yan.k4;

/**
 * 4. Optional对象
 *      实体
 * @author shengren.yan
 * @create 2023-08-04
 */
public class Po {

    private String username;
    private Integer age;
    private Integer bus;

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public Integer getAge() {
        return age;
    }

    public void setAge(Integer age) {
        this.age = age;
    }

    public Integer getBus() {
        return bus;
    }

    public void setBus(Integer bus) {
        this.bus = bus;
    }
}
